What must one be careful about when learning about science?
Options:
- become educated
- frustration
- accidents
- smiles
- basketball
Let's do it gradually: Accident is an unfortunate incident that happens unexpectedly and unintentionally. One must be careful about accidents when learning about science.... So the answer is accidents.

What do a string of words with a proper noun and verb form?
Options:
- english
- dictionary
- phrase
- sentence
- language
Let's do it gradually: Sentence is a string of words. Sentence is formed with a proper noun and verb.... So the answer is sentence.

If you're fiddling with a slippery object, what are you likely to do?
Options:
- make music
- bluegrass music
- folk
- drop
- discovery

Let's do it gradually: Slippery object is hard to hold for long time if you play with it so Person is likely to drop the slippery object.... So the answer is drop.